https://bugs.kde.org/show_bug.cgi?id=502156
Bug ID: 502156
Summary: Crash when enabling DisplayPort MST
Classification: Plasma
Product: kwin
Version: 6.3.3
Platform: Fedora RPMs
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: wayland-generic
Assignee: kwin-bugs-n...@kde.org
Reporter: kde-b...@ctacke.de
Target Milestone: ---
Created attachment 179842
--> https://bugs.kde.org/attachment.cgi?id=179842&action=edit
Crash dump text
SUMMARY
I have a monitor setup with two monitors connected via a Display Port daisy
chain. I can enable / disable the MST option on the first monitor to treat them
either as one or two monitors.
STEPS TO REPRODUCE
1. Running KDE plasma session on wayland
2. Enable MST
OBSERVED RESULT
Wayland crash. Screen is black with underscore character in topleft corner.
Opening a console session works. System recovers after disabling MST.
EXPECTED RESULT
I can extend my screen to both monitors.
SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Fedora Linux 41
KDE Plasma Version: 6.3.3
KDE Frameworks Version: 6.12.0
Qt Version: 6.8.2
ADDITIONAL INFORMATION
I sent an automatic crash report, but I can't find it .
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